//
//  BRHTTPIndexMiddleware.swift
//  BreadWallet
//
//  Created by Samuel Sutch on 2/19/16.
//  Copyright (c) 2016 breadwallet LLC
//
//  Permission is hereby granted, free of charge, to any person obtaining a copy
//  of this software and associated documentation files (the "Software"), to deal
//  in the Software without restriction, including without limitation the rights
//  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
//  copies of the Software, and to permit persons to whom the Software is
//  furnished to do so, subject to the following conditions:
//
//  The above copyright notice and this permission notice shall be included in
//  all copies or substantial portions of the Software.
//
//  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
//  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
//  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
//  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
//  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
//  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
//  THE SOFTWARE.

import Foundation

// BRHTTPIndexMiddleware returns index.html to any GET requests - regardless of the URL being requestd
class BRHTTPIndexMiddleware: BRHTTPFileMiddleware {
    override func handle(_ request: BRHTTPRequest, next: @escaping (BRHTTPMiddlewareResponse) -> Void) {
        if request.method == "GET" {
            let newRequest = BRHTTPRequestImpl(fromRequest: request)
            newRequest.path = request.path.rtrim(["/"]) + "/index.html"
            super.handle(newRequest) { resp in
                if resp.response == nil {
                    let newRequest = BRHTTPRequestImpl(fromRequest: request)
                    newRequest.path = "/index.html"
                    super.handle(newRequest, next: next)
                } else {
                    next(resp)
                }
            }
        } else {
            next(BRHTTPMiddlewareResponse(request: request, response: nil))
        }
    }
}
